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01-简单机械(引入)-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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02-杠杆-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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03-力和力臂-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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04-杠杆的作图-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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05-杠杆平衡条件-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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06-杠杆的分类-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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07-杠杆平衡条件的计算-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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08-有重力的杠杆-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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09-(拓展)二人抬水模型-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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10-探究杠杆的平衡条件(上)-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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11-探究杠杆的平衡条件(下)-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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12-杠杆的平衡条件实验要点-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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13-杠杆的动态平衡(上)-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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14-杠杆的动态平衡(下)-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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16-杠杆的最值问题(下)-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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17-判断杠杆的倾斜方向(上)-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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18-判断杠杆的倾斜方向(下)-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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19-定滑轮和动滑轮-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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20-滑轮组(上)-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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21-滑轮组(下)-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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22-有质量的滑轮-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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23-(拓展)超常省力滑轮组-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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24-组装滑轮组(下)-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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25-组装滑轮组(上)-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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26-滑轮组的绕绳-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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27-轮轴-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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28-斜面-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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29-(拓展)神仙葫芦(上)-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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30-(拓展)神仙葫芦(下)-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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31-什么是功-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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32-不做功的情况-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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33-当距离和力垂直-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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34-功的计算公式-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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35-看得见的1J-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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36-功的计算-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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37-功率-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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38-功率和速度-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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39-看得见的1W-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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40-功率的计算-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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41-有用功和额外功-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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42-机械效率-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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43-如何提高机械效率-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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44-滑轮组的机械效率-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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45-机械效率和功率的关系-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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46-测量滑轮组的机械效率的步骤-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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47-测量滑轮组的机械效率实验要点-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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48-杠杆的机械效率-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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49-测斜面机械效率-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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50-滑轮组的综合计算-Q群819357191-打印资料小程序-九四印-Q群878116841-公众号课标试卷.ts
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